20101202111000 has 64 divisors (see below), whose sum is σ = 47380147663680. Its totient is φ = 7981791148800.

The previous prime is 20101202110987. The next prime is 20101202111009. The reversal of 20101202111000 is 11120210102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20101202111009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73225052 + ... + 73499051.

It is an arithmetic number, because the mean of its divisors is an integer number (740314807245).

Almost surely, 2^{20101202111000} is an apocalyptic number.

20101202111000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20101202111000 is an abundant number, since it is smaller than the sum of its proper divisors (27278945552680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20101202111000 is a wasteful number, since it uses less digits than its factorization.

20101202111000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146724261 (or 146724247 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 20101202111000 its reverse (11120210102), we get a palindrome (20112322321102).

The spelling of 20101202111000 in words is "twenty trillion, one hundred one billion, two hundred two million, one hundred eleven thousand".